1997

7.3

2021

8.0

7.2

2011

7.4

2016

7.3

2007

7.5

2019

6.9

1993

6.7

1992

5.8

2019

8.6

2012

8.1

2018

7.8

2008

7.6

2016

8.5

1994

7.0

2012

7.9

2024

6.2

2009

7.6

2019

7.7

2000

7.8